<!DOCTYPE HTML>
<!--
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     http://creativecommons.org/publicdomain/zero/1.0/
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<html><head>
  <meta charset="utf-8">
  <title>Reference: stretching fieldset items with auto-margins and/or orthogonal writing-mode</title>
  <link rel="author" title="Mats Palmgren" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1316051">
  <style type="text/css">
.grid {
  display: inline-grid;
  border: 3px solid grey;
  grid: 60px / 100px;
  padding: 10px 4px 3px 6px;
}

fieldset {
  border: 1px solid;
  padding: 0;
  margin: 0;
  background: lightgrey;
}
legend { border: 1px dashed blue;}
x { display:block; width:16px; height:16px; }
t { display:block; width:20px; height:20px; }
i { display:block; background:grey; }

.m { margin: 7px 3px 1px 5px; }
.p { padding: 3px 1px 5px 7px; }
.hma10 { margin: 7px 3px 1px 0; }
.hmaa  { margin: 7px 0 1px 0; }
.vma10 { margin: 0 7px 3px 1px; }
.vmaa  { margin: 0 7px 0 1px; }

.js { justify-self: start; }
.je { justify-self: end; }
.jc { justify-self: center; }
.as { align-self: start; }
.ae { align-self: end; }
.ac { align-self: center; }

.vr { writing-mode: vertical-rl; }
  </style>
</head>
<body>

<div class="grid"><fieldset class="m" style="width:90px; height:50px;"><legend><x></x></legend><i><t></t></i></fieldset></div>
<div class="grid"><fieldset class="hma10 je" style="width:22px; height:50px;"><legend><x></x></legend><i><t></t></i></fieldset></div>
<div class="grid"><fieldset class="hmaa jc" style="width:22px; height:50px;"><legend><x></x></legend><i><t></t></i></fieldset></div>
<div class="grid"><fieldset class="vr hma10 je" style="width:37px; height:50px;"><legend><x></x></legend><i><t></t></i></fieldset></div>
<div class="grid"><fieldset class="vr hmaa jc" style="width:37px; height:50px;"><legend><x></x></legend><i><t></t></i></fieldset></div>
<div class="grid"><fieldset class="vr" style="height:58px; width:98px"><legend><x></x></legend><i><t></t></i></fieldset></div>

<div class="grid"><fieldset class="vma10 ae" style="width:90px; height:37px;"><legend><x></x></legend><i><t></t></i></fieldset></div>
<div class="grid"><fieldset class="vmaa ac" style="width:90px; height:37px;"><legend><x></x></legend><i><t></t></i></fieldset></div>
<div class="grid"><fieldset class="vr vma10 ae" style="width:90px; height:22px;"><legend><x></x></legend><i><t></t></i></fieldset></div>
<div class="grid"><fieldset class="vr vmaa ac" style="width:90px; height:22px;"><legend><x></x></legend><i><t></t></i></fieldset></div>
<div class="grid"><fieldset class="vr p vma10 ae" style="width:82px; height:22px;"><legend><x></x></legend><i><t></t></i></fieldset></div>
<div class="grid"><fieldset class="vr p vmaa ac" style="width:82px; height:22px;"><legend><x></x></legend><i><t></t></i></fieldset></div>

</body>
</html>
